vulnwire
8.8high

CVE-2022-40407

A zip slip vulnerability in the file upload function of Chamilo v1.11 allows attackers to execute arbitrary code via a crafted Zip file.

Published 4 y ago · modified 4 mo ago · JSON

CVSS
8.8
v3.1 · CNA
CISA KEV
No
not known exploited
EPSS
1.7%
percentile 77%
Public exploits
0
none known

A zip slip vulnerability in the file upload function of Chamilo v1.11 allows attackers to execute arbitrary code via a crafted Zip file.

CISA SSVC assessment

Exploitation
Proof of concept public
Automatable
no
Technical impact
total
Assessed
17 mo ago

Exploit prediction (EPSS)

1.67% probability of exploitation in the next 30 days, higher than 77% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
CISA ADP3.18.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD3.18.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA3.18.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

  • github.com /chamilo/chamilo-lms · x_refsource_MISC, x_transferred
  • support.chamilo.org /projects/chamilo-18/wiki/Security_issues#Issue-94-2022-09-06-High-impact-Moderate-risk-Au · x_refsource_CONFIRM, x_transferred
  • github.com /alexmackey/security-research/blob/main/chamilo/ChamiloRceViaZipSlip.md · x_refsource_MISC, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.